CN102225381B - Co-rotating outflow internal-hole type high performance swirling separator - Google Patents
Co-rotating outflow internal-hole type high performance swirling separator Download PDFInfo
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- CN102225381B CN102225381B CN2011100892185A CN201110089218A CN102225381B CN 102225381 B CN102225381 B CN 102225381B CN 2011100892185 A CN2011100892185 A CN 2011100892185A CN 201110089218 A CN201110089218 A CN 201110089218A CN 102225381 B CN102225381 B CN 102225381B
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Abstract
The invention discloses a co-rotating outflow internal-hole type high performance swirling separator. In the prior art, an effect of removal of fine oil drop of hydroclone is poor. According to the swirling separator, a problem of the prior art is solved. The swirling separator is characterized in that: a circular table-shaped multi-stage internal swirling body is fixed between an upper sealing surface and a lower sealing surface, wherein a inner cylinder in the swirling chamber portion, a inner cylinder in the large conoid portion, a inner cylinder in the small conoid portion, and a inner cylinder in the tail tube portion are sequentially connected from the top to the bottom to form the circular table-shaped multi-stage internal swirling body; the inner cylinder in the small conoid portion has a hollow structure, and is provided with oil collecting holes; a funnel-shaped oil collecting cone is arranged in the inner cylinder in the tail tube portion, an upper open of the oil collecting cone is communicated with the inner chamber of the inner cylinder in the small conoid portion, and a lower open of the collecting cone passes through the center of the lower sealing surface, and forms a fixed connection with a oil output tube, wherein the oil output tube is introduced vertically; a water output tube is connected to the bottom of a outer swirling body, wherein the water output tube is introduced along tangent line direction to the circle of the outer swirling body and is communicated with a swirling inner chamber, swirling water output direction of the water output tube is the same as the swirling direction in the swirling inner chamber. The swirling separator has characteristics of removal of the tiny oil drop in the water, high separation efficiency and simple structure.
Description
Technical field
The present invention relates to a kind of liquid liquid two phase-separating device that can be applicable in petrochemical industry and the environmental protection field, relate to a kind of hydrocyclone specifically.
Background technology
At present, the fast separating process that is used for two phases (is that example describes with profit two mutually) mainly contains cyclonic separation, air supporting choosing, filtration and methods such as film separates.Cyclonic separation has advantages such as equipment volume is little, but limited in one's ability for the removal of tiny oil droplet; Air supporting selects the scope that then adapts to the oil concentration variation less; Filtration can realize the separation of profit two phases preferably, but needs frequent backwash to guarantee the long-term stability operation of equipment for high oil-polluted water; The membrane separation plant cost is higher, requires again comparatively strict to ambient condition.The separation principle of hydrocyclone is to utilize the density contrast between medium and centrifugalize, and density contrast is big more, and the particle diameter of decentralized photo is big more, and separating effect is relatively just good more.Produce as the solid-liquid separation equipment the earliest; At present also obtained certain application in China as a kind of separation equipment; Northeast Petroleum University (former Daqing Petroleum Institute) has successively applied for multinomial correlation technique patent, like ZL98 2 11681.0, ZL01 2 79933.5, ZL01 2 77425.1, ZL2006 2 0021175.1, ZL2009 2 0099307.6 etc.Though the hydrocyclone after having had some to improve in the prior art is found after application after a while, the practical problem that also exists tiny oil droplet poor removal effect in the oil-field brine processing technology field is difficult to solve.Especially in oil field development gets into, after the high moisture productive life, constantly enlarge along with gathering the scale of driving, the polymer-bearing waste-water produced quantity increases year by year.Because polymer-bearing waste-water viscosity is big, the settling section oil removal efficiency is low in the surface technology of oil field, has increased the load of fillter section, causes filtrate seriously polluted, the filtering water variation.And increasing water drive sewage plant has also been seen polymer, causes the water quality treatment variation, is difficult to satisfy waterflooding requirement.Can predict the water quality situation will be severe more along with the ternary composite driving oil tech applies while.Therefore, how further the structure of Optimum Hydraulic cyclone is improved water quality with realization and has been become the hot issue that the oilfield surface engineering system is competitively studied.
Summary of the invention
In order to solve the problem that exists in the prior art pointed in the background technology; The present invention proposes a kind of female high-efficiency cyclone separator that effluents in the same way; Outstanding advantage such as this kind effluent in the same way that female high-efficiency cyclone separator has the separative efficiency height, equipment volume is little, separating rate is fast, simple and compact for structure, manufacturing and running cost are low; Both can be applicable to field produces, can be applicable to other fields such as municipal and environment-friendly again, had considerable popularizing application prospect.
Technical scheme of the present invention is: this kind female high-efficiency cyclone separator that effluents in the same way; Comprise No. 1 inlet tube of eddy flow, No. 2 inlet tubes of eddy flow, the outer rotary fluid cylindraceous that are positioned on the same horizontal plane; And the upper and lower sealing surface that lays respectively at said outer rotary fluid two ends; Wherein, Between said upper and lower sealing surface, be fixed with rotary fluid in constitute after connecting successively by eddy flow chamber section inner core, large cone section inner core, small cone section inner core and tailpipe section inner core round table-like multistage from top to bottom, the cavity that forms between the outer wall of the inwall of said outer rotary fluid and said multistage interior rotary fluid is called the eddy flow inner chamber; Wherein, said small cone section inner core is a hollow structure, has the oil collecting hole that the inner chamber of some and said small cone section inner core communicates on it; A funnelform receipts oil awl is arranged in the said tailpipe section inner core, and the said inner chamber of receiving the suitable for reading and said small cone section inner core of oil awl is connected, and the said end opening of receiving the oil awl passes the said center of sealing surface down, is fixedly connected with the flowline of a vertical access; Be positioned at the bottom of said outer rotary fluid; Be connected with the outlet pipe of the tangent to periphery direction level access of a said outer rotary fluid in edge; Said outlet pipe and said eddy flow intracavity inter-connection, the eddy flow water outlet direction of said outlet pipe is identical with eddy flow direction in the said eddy flow inner chamber.
The present invention has following beneficial effect: the given technical scheme of the present invention is compared with traditional hydrocyclone; With profit two is that example describes mutually, adopts the female design of effluenting in the same way, makes outlet pipe and flowline all be positioned at a side of cyclone separator; Have only swirling motion to exist like this to a direction of outlet at bottom in cyclone inside; Make turbulent flow reduce, the flow field is stable, and separative efficiency improves; Changed traditional design idea simultaneously, very flexible for this structural design in some application scenario at aspects such as process Installation.In addition; In indoor design an inward turning fluidic structures; The different segmentation of formation between rotary fluid and the outer rotary fluid in making; Be eddy flow chamber section, large cone section, small cone section and tailpipe section, the area of section of each segmentation changes different, to realize that eddy flow chamber section is to the cushioning effect of blending agent, the acceleration of large cone section, the centrifugation of small cone section and the current stabilization effect of tailpipe section etc.During concrete the application, lightweight, is assembled near interior rotary fluid like oil droplet as decentralized photo, and the interior rotary fluid in edge is downwards the Way out migration; Heavy is as continuous phase, and like water, the rotary fluid inwall is assembled outside.Because outlet pipe is designed to the outlet of side tangential, both shortened the length of cyclone, increased the length of the effective segregation section of cyclone again, de-oiling efficient is further improved, improve treatment effect to oil phase; The female structural design is adopted in oil-collecting, and band endoporus part-structure can adopt poromerics to process, make the oil separated in cyclone inside directly in endoporus gets into rotary fluid inner, bore and discharge through receiving oil then by flowline.A kind of female high-efficiency cyclone separator that effluents in the same way proposed by the invention has advantages such as separative efficiency height and equipment volume be little, with effectively solving the technical barrier that faces in the production reality.
Description of drawings:
Fig. 1 is effluent the in the same way structural representation of female high-efficiency cyclone separator of this kind.
Fig. 2 shows effluent the in the same way structural representation of female high-efficiency cyclone separator inner eddy flow field of this kind.
Fig. 3 is effluent the in the same way cross-sectional view of female high-efficiency cyclone separator of this kind.
Fig. 4 is the A-A profile among Fig. 3.
No. 1 inlet tube of 1-eddy flow among the figure, 2-eddy flow chamber section inner core, the outer rotary fluid of 3-, 4-oil collecting hole, 5-are received the oil awl; The 6-flowline, 7-outlet pipe, 8-tailpipe section inner core, 9-small cone section inner core; 10-large cone section inner core, No. 2 inlet tubes of 11-eddy flow, the last sealing surface of 12-, sealing surface under the 13-.
The specific embodiment:
Below in conjunction with accompanying drawing the present invention is described further:
This kind of female high-efficiency cyclone separator that effluents in the same way; Its structure such as Fig. 1 combine Fig. 3, shown in Figure 4; Comprise No. 1 inlet tube 1 of eddy flow, No. 2 inlet tubes 11 of eddy flow, the outer rotary fluid 3 cylindraceous that are positioned on the same horizontal plane; And conventional structures such as the last sealing surface 12 that lays respectively at said outer rotary fluid 3 two ends and following sealing surface 13, its unique distinction is:
Between said upper and lower sealing surface; Be fixed with rotary fluid in constitute after being connect successively by eddy flow chamber section inner core 2, large cone section inner core 10, small cone section inner core 9 and tailpipe section inner core 8 round table-like multistage from top to bottom, the cavity that forms between the outer wall of the inwall of said outer rotary fluid 3 and said multistage interior rotary fluid is called the eddy flow inner chamber; Wherein, said small cone section inner core 9 is a hollow structure, has the oil collecting hole 4 that the inner chamber of some and said small cone section inner core communicates on it; A funnelform receipts oil awl 5 is arranged in the said tailpipe section inner core 8, and the said inner chamber of receiving the suitable for reading and said small cone section inner core of oil awl is connected, and the said end opening of receiving the oil awl passes the said center of sealing surface 13 down, is fixedly connected with the flowline 6 of a vertical access; Be positioned at the bottom of said outer rotary fluid 3; Be connected with the outlet pipe 7 of the tangent to periphery direction level access of a said outer rotary fluid 3 in edge; Said outlet pipe 7 and said eddy flow intracavity inter-connection, the eddy flow water outlet direction of said outlet pipe 7 is identical with eddy flow direction in the said eddy flow inner chamber.
When stating scheme on the implementation, if formed angle between the gabarit bus of said eddy flow chamber section inner core 2 and the said cyclone separator central axis is defined as α
1, formed angle is defined as α between the gabarit bus of said large cone section inner core 10 and the said cyclone separator central axis
2, formed angle is defined as α between the gabarit bus of said small cone section inner core 9 and the said cyclone separator central axis
3, formed angle is defined as α between the gabarit bus of said tailpipe section inner core 8 and the said cyclone separator central axis
4Then, angle
1～angle
4Resulting cyclone separator separative efficiency is higher after satisfying following 4 conditions simultaneously.Said 4 conditions are:
α
1 Angular range 0 the degree～5 the degree between, said interval is the closed interval;
α
2 Angular range 5 the degree～45 the degree between, said interval is the open interval;
α
3Angular range 0.5 the degree～5 the degree between, said interval is the closed interval;
α
4Angular range 0 the degree～3 the degree between, said interval is the closed interval.
In above-mentioned qualification, because α
2Angle determined the acceleration degree after blending agent gets into large cone section, if angle is too little, the DeGrain that then quickens; If but angle is too big; Then can cause flow excessive, and produce the backflow that obviously makes progress, make the flow field become disorderly to the resistance of Way out migration; Cause separative efficiency to descend; Therefore design its angle excursion between 5 degree～45 degree, said interval is the open interval, does not promptly select 5 degree and 45 degree.
Behind the hydrocyclone that application is made up of such scheme, during work, oil enters into the eddy flow chamber with the mixed liquor of water by inlet tube, under the effect of pressure, produces rotation at a high speed at device interior, forms the eddy current of rotation at a high speed.Adopt the female design of effluenting in the same way in this scheme, make outlet pipe and flowline all be positioned at a side of cyclone separator, as shown in Figure 2 like this; Have only swirling motion to exist in cyclone inside to a direction of outlet at bottom; Make turbulent flow reduce, the flow field is stable, and separative efficiency improves.Along with the eddy flow of liquid, lightweight is a decentralized photo mutually, like oil droplet; Near the small cone section inner core, assemble; The female structural design is adopted in oil-collecting, makes the oil of separating in cyclone inside directly get in the small cone section inner core through endoporus, is discharged by flowline through receiving the oil awl then; And heavy is continuous phase mutually, and like water, the rotary fluid inwall is assembled outside.Because outlet pipe is designed to the outlet of side tangential, both shortened the length of cyclone, increased the length of the effective segregation section of cyclone again, de-oiling efficient is further improved, improve treatment effect to oil phase.
The structure that this programme provided is with other water treatment technologies and apparatus in comparison, and it is little to have equipment volume, and technology is simple, the advantage that the little grade of floor space is outstanding; Both can be applicable to field produces, can be applicable to other fields such as municipal and environment-friendly again, had good popularizing application prospect.
Claims (1)
1. female cyclone separator that effluents in the same way; Comprise No. 2 inlet tubes of No. 1 inlet tube of eddy flow (1), eddy flow (11), the outer rotary fluid cylindraceous (3) that are positioned on the same horizontal plane; And the upper and lower sealing surface (12 that lays respectively at said outer rotary fluid (3) two ends; 13), it is characterized in that:
At said upper and lower sealing surface (12; 13) between; Be fixed with one by eddy flow chamber section inner core (2), large cone section inner core (10), small cone section inner core (9) and tailpipe section inner core (8) connect successively from top to bottom that the back constitutes round table-like multistage in rotary fluid, the cavity that forms between the outer wall of the inwall of said outer rotary fluid (3) and said multistage interior rotary fluid is called the eddy flow inner chamber;
Wherein, said small cone section inner core (9) is a hollow structure, has the oil collecting hole (4) that the inner chamber of some and said small cone section inner core communicates on it;
Funnelform receipts oil awls (5) are arranged in the said tailpipe section inner core (8); The said inner chamber of receiving the suitable for reading and said small cone section inner core of oil awl is connected; The said end opening of receiving the oil awl passes the said center of sealing surface (13) down, fixedlys connected with the flowline (6) of a vertical access;
Be positioned at the bottom of said outer rotary fluid (3); Be connected with the outlet pipe (7) of the tangent to periphery direction level access of a said outer rotary fluid in edge (3); Said outlet pipe (7) and said eddy flow intracavity inter-connection, the eddy flow water outlet direction of said outlet pipe (7) is identical with eddy flow direction in the said eddy flow inner chamber;
Formed angle between the gabarit bus of said eddy flow chamber section inner core (2) and the said cyclone separator central axis is defined as α
1, formed angle is defined as α between the gabarit bus of said large cone section inner core (10) and the said cyclone separator central axis
2, formed angle is defined as α between the gabarit bus of said small cone section inner core (9) and the said cyclone separator central axis
3, formed angle is defined as α between the gabarit bus of said tailpipe section inner core (8) and the said cyclone separator central axis
4
Wherein, angle
1～angle
4Need satisfy following 4 conditions simultaneously, promptly
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100892185A CN102225381B (en) | 2011-04-11 | 2011-04-11 | Co-rotating outflow internal-hole type high performance swirling separator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100892185A CN102225381B (en) | 2011-04-11 | 2011-04-11 | Co-rotating outflow internal-hole type high performance swirling separator |
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| Publication Number | Publication Date |
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| CN102225381A CN102225381A (en) | 2011-10-26 |
| CN102225381B true CN102225381B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011100892185A Expired - Fee Related CN102225381B (en) | 2011-04-11 | 2011-04-11 | Co-rotating outflow internal-hole type high performance swirling separator |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101983779B (en) * | 2010-11-24 | 2012-06-27 | 东北石油大学 | Equidirectional drainage reverse taper type high-efficiency rotational flow separator |
| CN102728487B (en) * | 2012-06-14 | 2014-01-15 | 东北石油大学 | Axial-flow type isodirectional outflow cyclone separator |
| CN102716819B (en) * | 2012-06-14 | 2013-12-11 | 东北石油大学 | Variable-section multiple-blade deflector type inner cone separator |
| CN103623622A (en) * | 2013-10-24 | 2014-03-12 | 哈尔滨宏万智科技开发有限公司 | Sewage separating device for pipeline |
| CN104549789B (en) * | 2014-11-21 | 2017-05-03 | 东北石油大学 | Gas-liquid-solid three-phase separator capable of achieving outflowing in same direction |
| CN106693447A (en) * | 2015-11-18 | 2017-05-24 | 中国科学院力学研究所 | Equidirectional cyclone separator of two kinds of media with different densities |
| CN110496420A (en) * | 2019-08-16 | 2019-11-26 | 新榕能源(福建)有限公司 | A kind of continous way oily water separating equipment |
| CN110924921B (en) * | 2019-12-16 | 2020-09-15 | 东北石油大学 | Viscosity reduction coalescence device based on mechanical shearing and whirl principle |
| CN111298509B (en) * | 2020-02-14 | 2021-12-21 | 东北石油大学 | Multistage cylinder oil-water separator |
| CN111318381B (en) * | 2020-02-14 | 2021-07-27 | 东北石油大学 | Inverted cone telescopic multi-stage oil collecting cyclone separation device |
Citations (5)
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|---|---|---|---|---|
| US3504804A (en) * | 1967-09-26 | 1970-04-07 | Ajem Lab Inc | Centrifugal separator |
| CN1026298C (en) * | 1987-09-05 | 1994-10-26 | 塞克贝卡有限公司 | Separator |
| CN101254489A (en) * | 2008-02-29 | 2008-09-03 | 华东理工大学 | Water cyclone with improved base pipe and overflows structure |
| CN201389497Y (en) * | 2009-03-06 | 2010-01-27 | 大庆石油学院 | Internal cone type liquid-liquid separation hydraulic swirler |
| CN101983779A (en) * | 2010-11-24 | 2011-03-09 | 东北石油大学 | Equidirectional drainage reverse taper type high-efficiency rotational flow separator |
-
2011
- 2011-04-11 CN CN2011100892185A patent/CN102225381B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3504804A (en) * | 1967-09-26 | 1970-04-07 | Ajem Lab Inc | Centrifugal separator |
| CN1026298C (en) * | 1987-09-05 | 1994-10-26 | 塞克贝卡有限公司 | Separator |
| CN101254489A (en) * | 2008-02-29 | 2008-09-03 | 华东理工大学 | Water cyclone with improved base pipe and overflows structure |
| CN201389497Y (en) * | 2009-03-06 | 2010-01-27 | 大庆石油学院 | Internal cone type liquid-liquid separation hydraulic swirler |
| CN101983779A (en) * | 2010-11-24 | 2011-03-09 | 东北石油大学 | Equidirectional drainage reverse taper type high-efficiency rotational flow separator |
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| CN102225381A (en) | 2011-10-26 |
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